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Finding the Third Proportional to 108,291,370 and 236,426,888

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Solution

The third proportional to 108,291,370 and 236,426,888 is: 516,178,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,291,370 : 236,426,888 = 236,426,888 : x
  2. Step 2: Convert to fraction form
    108,291,370/236,426,888 = 236,426,888/x
  3. Step 3: Cross multiply
    108,291,370x = 236,426,888 × 236,426,888
  4. Step 4: Simplify right side
    108,291,370x = 55,897,673,369,364,544
  5. Step 5: Solve for x
    x = 55,897,673,369,364,544/108,291,370
  6. Step 6: Final answer
    x = 516,178,467.12

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.